Definitionen
1.NounAny of several external cases or sheaths.
The pollen-producing organ usually found in pairs and forming an anther.
The theca folliculi: the twin layers of cells surrounding the basal lamina of an ovarian follicle.
The thecal sac: the portion of the dura mater that surrounds the spinal cord and the cauda equina.
The membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates.
The calcareous wall of a corallite, the exoskeleton of a coral polyp.
A sporangium: a spore case.
2.NounThe pollen-producing organ usually found in pairs and forming an anther.
3.NounThe theca folliculi: the twin layers of cells surrounding the basal lamina of an ovarian follicle.
4.NounThe thecal sac: the portion of the dura mater that surrounds the spinal cord and the cauda equina.
5.NounThe membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates.
6.NounThe calcareous wall of a corallite, the exoskeleton of a coral polyp.
7.NounA sporangium: a spore case.
8.NounA case for the corporal cloth used in the Eucharist.